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is specialised in labour law, administrative law, administrative procedure and in competition law.

Marc qualified as a lawyer in 1982, after being awarded a Master degree in Private Law from the Paris West University Nanterre La Défense.

He practiced as a lawyer until 1988, when he was appointed state official with the Ministry of Labour of the Grand Duchy of Luxembourg.

In 1991 he was appointed deputy director of the Inspection du Travail et des Mines (the Labour Inspectorate). Since 1989 and over a period of 10 years, Marc was responsible for a majority of cases for the Office National de Conciliation (National Conciliation Service).

In 1997, he was nominated advisor to the administrative Court in the Grand Duchy and in 2008 he was appointed Chairman of the administrative Tribunal.

From March 2013, he was appointed advisor to the Conseil de la Concurrence, the Competition authority.

He retired in October 2016 and was given the honorary title of President of the administrative Tribunal by Grand Ducal decree.

Marc re-inscribed himself at the Luxembourg Bar and joined B&F Avocats as partner in October 2016.

He taught until 2015 at the University of Luxembourg (chargé de cours associé) in labour law and collective labour law.

He currently teaches administrative law and procedure in the context of complementary training in Luxembourg law, a precondition for liberal professionals in the field of law.

Marc treats complex cases and has acquired significant expertise in individual and collective labour law, in administrative law and contentious and non-contentious administrative procedure and in competition law.

Marc speaks and writes Luxembourgish, German, French and English.


‘Les Codes poche Promoculture – Larcier; Code du travail annoté 2016’, 2nd edition 2016, Éditions  Larcier

‘Code du travail luxembourgeois annoté 2016’, 5th edition 2016,  Éditions  Larcier

‘L’État du Grand-duché de Luxembourg’, 1st edition 2015, in collaboration with Brigitte Louise Pochon, Éditions  Larcier

‘Guide pratique du droit du travail’, 2nd edition 2014, Éditions  Larcier

‘Procédure administrative contentieuse’, 3rd edition 2013, Éditions  Larcier